int32 sendOrderReq(const py::dict& reqpOrdReq);

int32 sendOrderCancelReq(const py::dict& reqpCancelReq);

int32 sendFundTransferReq(const py::dict& reqpFundTrsfReq);

py::tuple sendChangePasswordReq(const py::dict& reqpChangePasswordReq);

py::tuple sendOptSettlementConfirmReq(const py::dict& reqpOptSettlementConfirmReq);

BOOL sendHeartbeat();

BOOL sendTestReq(const std::string& pTestReqId, int32 testReqIdSize);

py::tuple querySingleOrder(int32 clSeqNo);

py::tuple querySingleCashAsset(const std::string& pCashAcctId);

py::tuple querySingleStkHolding(const std::string& pInvAcctId, const std::string& pSecurityId);

py::tuple queryBrokerParamsInfo();

